提交 f60b6e7a 编写于 作者: B Ben Skeggs

drm/nv50/kms: prevent lockdep false-positive in page flipping path

Signed-off-by: NBen Skeggs <bskeggs@redhat.com>
上级 4fa13395
......@@ -524,6 +524,8 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
swap_interval <<= 4;
if (swap_interval == 0)
swap_interval |= 0x100;
if (chan == NULL)
evo_sync(crtc->dev);
push = evo_wait(sync, 128);
if (unlikely(push == NULL))
......@@ -586,8 +588,6 @@ nv50_display_flip_next(struct drm_crtc *crtc, struct drm_framebuffer *fb,
sync->addr ^= 0x10;
sync->data++;
FIRE_RING (chan);
} else {
evo_sync(crtc->dev);
}
/* queue the flip */
......
Markdown is supported
0% .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑!
想要评论请 注册